Erast Fandorin is a fictional detective created by Russian author Boris Akunin. He first appears in the novel "The Winter Queen," published in 1998. Fandorin is known for his intelligence, charm, and keen observational skills, often solving complex mysteries in 19th-century Russia. The character is a member of the Russian aristocracy and has a background in the military. Fandorin's adventures often blend elements of mystery, history, and philosophy, making him a unique figure in detective fiction. The series has gained popularity, leading to adaptations in film and television.